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1999 INFINITI Q45 FY33 Series Service Manual PDF DOWNLOAD
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1999 INFINITI Q45 FY33 Series Service Manual PDF DOWNLOAD
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1999 INFINITI Q45 FY33 Series Service Manual PDF DOWNLOAD
Language : English
Pages : 2043
Downloadable : Yes
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TABLE OF CONTENTS:
1999 INFINITI Q45 FY33 Series Service Manual PDF DOWNLOAD
fwd................................................................................................................................................................. 1 QUICK REFERENCE INDEX........................................................................................................................................... 1 FOREWORD........................................................................................................................................................ 2 GI - General Information........................................................................................................................................ 0 MA - Maintenance................................................................................................................................................ 0 EM - Engine Mechanical.......................................................................................................................................... 0 LC - Engine Lubrication & Cooling Systems....................................................................................................................... 0 EC - Engine Control System...................................................................................................................................... 0 FE - Accelerator Control, Fuel & Exhaust Systems................................................................................................................ 0 AT - Automatic Transmission..................................................................................................................................... 0 PD - Propeller Shaft & Differential Carrier..................................................................................................................... 0 FA - Front Axle & Front Suspension.............................................................................................................................. 0 RA - Rear Axle & Rear Suspension................................................................................................................................ 0 BR - Brake System............................................................................................................................................... 0 ST - Steering System............................................................................................................................................ 0 RS - Restraint System........................................................................................................................................... 0 BT - Body & Trim................................................................................................................................................ 0 HA - Heater & Air Conditioner................................................................................................................................... 0 EL - Electrical System.......................................................................................................................................... 0 IDX - Alphabetical Index........................................................................................................................................ 1 Foldout......................................................................................................................................................... 0 Comment Sheet................................................................................................................................................... 3 Inch to Metric Conversion Table................................................................................................................................. 4 Quick Reference Chart........................................................................................................................................... 5 GST Mode 6 - Test Value & Test Limit ........................................................................................................................... 6 at.................................................................................................................................................................. 7 QUICK REFERENCE INDEX........................................................................................................................................... 0 TABLE OF CONTENTS............................................................................................................................................... 7 DIAGNOSTIC TROUBLE CODE INDEX................................................................................................................................... 9 Alphabetical & P. No. Index for DTC......................................................................................................................... 9 PRECAUTIONS AND PREPARATION..................................................................................................................................... 10 Precautions for Supplemental Restraint System (SRS) "AIR BAG" and "SEAT BELT PRE-TENSIONER"................................................................. 10 Precautions for On Board Diagnostic (OBD) System of A/T and Engine.......................................................................................... 10 Precautions................................................................................................................................................. 11 Service Notice or Precautions............................................................................................................................... 12 Special Service Tools....................................................................................................................................... 14 OVERALL SYSTEM.................................................................................................................................................. 16 A/T Electrical Parts Location............................................................................................................................... 16 Circuit Diagram............................................................................................................................................. 17 Wiring Diagram.............................................................................................................................................. 18 Cross-sectional View........................................................................................................................................ 24 Hydraulic Control Circuits.................................................................................................................................. 25 Shift Mechanism............................................................................................................................................. 26 Control System.............................................................................................................................................. 35 Control Mechanism........................................................................................................................................... 37 Control Valve............................................................................................................................................... 42 ON BOARD DIAGNOSTIC SYSTEM DESCRIPTION.......................................................................................................................... 44 Introduction ............................................................................................................................................... 44 OBD-II Function for A/T System.............................................................................................................................. 44 One or Two Trip Detection Logic of OBD-II................................................................................................................... 44 OBD-II Diagnostic Trouble code (DTC)........................................................................................................................ 44 Malfunction Indicator Lamp (MIL)............................................................................................................................ 48 CONSULT..................................................................................................................................................... 48 Diagnostic Procedure without CONSULT........................................................................................................................ 55 TROUBLE DIAGNOSIS - Introduction................................................................................................................................ 60 Introduction................................................................................................................................................ 60 Diagnostic Worksheet........................................................................................................................................ 61 Work Flow................................................................................................................................................... 64 TROUBLE DIAGNOSIS - Basic Inspection............................................................................................................................ 65 A/T Fluid Check............................................................................................................................................. 65 Stall Test.................................................................................................................................................. 65 Line Pressure Test.......................................................................................................................................... 68 Road Test................................................................................................................................................... 70 TROUBLE DIAGNOSIS - General Description......................................................................................................................... 80 Symptom Chart............................................................................................................................................... 80 TCM Terminals and Reference Value........................................................................................................................... 83 DTC P0705, Park/Neutral (PNP) Switch............................................................................................................................ 87 DTC P0710, A/T Fluid Temperature Sensor......................................................................................................................... 91 DTC P0720, Vehicle Speed Sensor A/T (Revolution sensor.......................................................................................................... 95 DTC P0725, Engine Speed Signal.................................................................................................................................. 98 DTC P0731, A/T 1st Gear Function................................................................................................................................ 101 DTC P0732, A/T 2nd Gear Function................................................................................................................................ 106 DTC P0733, A/T 3rd Gear Function................................................................................................................................ 110 DTC P0734, A/T 4th Gear Function................................................................................................................................ 114 DTC P0740, Torque Converter Clutch Solenoid Valve............................................................................................................... 122 DTC P0744, A/T TCC S/V Function (Lock-up)....................................................................................................................... 126 DTC P0745, Line pressure Solenoid Valve......................................................................................................................... 133 DTC P0750, Shift Solenoid Valve A............................................................................................................................... 137 DTC P0755, Shift Solenoid Valve B............................................................................................................................... 141 DTC P1705, Throttle Position Sensor............................................................................................................................. 145 DTC P1760, Overrun Clutch Solenoid Valve........................................................................................................................ 151 TROUBLE DIAGNOSIS FOR BATT/FLUID TEMP SEN...................................................................................................................... 155 A/T Fluid Temperature Sensor Circuit and TCM Power Source................................................................................................... 155 TROUBLE DIAGNOSIS OF VHCL SPEED SEN-MTR......................................................................................................................... 159 Vehicle Speed Sensor - MTR.................................................................................................................................. 159 TROUBLE DIAGNOSIS FOR TURBINE REV............................................................................................................................... 162 Turbine Revolution Sensor................................................................................................................................... 162 TROUBLE DIAGNOSIS FOR A/T COMM LINE............................................................................................................................. 165 A/T Communication Line...................................................................................................................................... 165 CONTROL UNIT (RAM), CONTROL UNIT (ROM) ......................................................................................................................... 168 TCM (Transmission Control Module)........................................................................................................................... 168 TROUBLE DIAGNOSES FOR SYMPTOMS.................................................................................................................................. 170 1. O/D OFF Indicator Lam Does Not Come On................................................................................................................... 170 2. Engine Cannot Be Started In "P" and "N" Position......................................................................................................... 171 3. In "P" Position, Vehicle Moves Forward Or Backward When Pushed........................................................................................... 171 4. In "N" Position, Vehicle Moves........................................................................................................................... 172 5. Large Shock. "N" - "R" Position.......................................................................................................................... 173 6. Vehicle Does Not Creep Backward In "R" Position.......................................................................................................... 174 7. Vehicle Does Not Creep Forward In "D", "2" Or "1" position............................................................................................... 175 8. Vehicle Cannot Be Started From D1........................................................................................................................ 176 9. A/T Does Not Shift: D1 - D2 Or Does Not Kickdown: D4 - D2................................................................................................ 177 10. A/T Does Not Shift: D2 - D3............................................................................................................................. 178 11. A/T Does not Shift D3 - D4.............................................................................................................................. 179 12. A/T Does Not Perform Lock-up............................................................................................................................ 180 13. A/T Does Not Hold Lock-up Condition..................................................................................................................... 181 14. Lock-up Is Not Released................................................................................................................................. 181 15. Engine speed Does Not Return To Idle (Light Braking D4 - D3)............................................................................................ 182 16. Vehicle Does Not Start From D1.......................................................................................................................... 183 17. A/T Does Not Shift: D4 - D3, When Overdrive Control Switch "ON" - "OFF"................................................................................. 183 18. A/T Does Not Shift: D3 - 22, When Selector Lever "D" - "2" Position..................................................................................... 184 19. A/T Does Not Shift: 22 - 12, When Selector Lever "2" - "1" Position..................................................................................... 184 20. Vehicle Does Not Decelerate By Engine Brake............................................................................................................. 185 21. TCM Self-diagnosis Does Not Activate (Park/Neutral Position, Overdrive Control and Throttle Position Switch Circuit Checks)............................. 185 TROUBLE DIAGNOSIS - A/T Shift Lock System....................................................................................................................... 191 A/T Shift Lock System....................................................................................................................................... 191 Wiring Diagram.............................................................................................................................................. 192 Diagnostic Procedure 1...................................................................................................................................... 193 Diagnostic Procedure 2...................................................................................................................................... 197 Shift Lock Control Unit Inspection.......................................................................................................................... 200 Shift Lock Control Unit Inspection Table.................................................................................................................... 200 Component Check............................................................................................................................................. 201 ON-VEHICLE SERVICE.............................................................................................................................................. 203 Control Valve Assembly and Accumulators..................................................................................................................... 203 Turbine Revolution Sensor Replacement....................................................................................................................... 203 Revolution Sensor Replacement............................................................................................................................... 204 Rear Oil Seal Replacement................................................................................................................................... 204 Parking Pawl Components Inspection.......................................................................................................................... 204 Park/Neutral Position (PNP) Switch Adjustment............................................................................................................... 205 Manual Control Linkage Adjustment........................................................................................................................... 205 REMOVAL AND INSTALLATION........................................................................................................................................ 206 Removal..................................................................................................................................................... 206 Installation................................................................................................................................................ 207 MAJOR OVERHAUL.................................................................................................................................................. 209 Oil Channel................................................................................................................................................. 211 Locations of Needle Bearings, Thrust Washers and Snap Rings................................................................................................. 212 DISASSEMBLY..................................................................................................................................................... 213 REPAIR FOR COMPONENT PARTS...................................................................................................................................... 225 Oil Pump.................................................................................................................................................... 225 Control Valve Assembly...................................................................................................................................... 229 Control Valve Upper Body.................................................................................................................................... 235 Control Valve Lower Body.................................................................................................................................... 240 Reverse Clutch.............................................................................................................................................. 242 High Clutch................................................................................................................................................. 246 Forward and Overrun Clutches................................................................................................................................ 248 Low & Reverse Brake......................................................................................................................................... 252 Forward Clutch Drum Assembly................................................................................................................................ 256 Rear Internal Gear and Forward Clutch Hub................................................................................................................... 258 Band Servo Piston Assembly.................................................................................................................................. 260 Parking Pawl Components..................................................................................................................................... 264 ASSEMBLY........................................................................................................................................................ 266 Assembly (1)................................................................................................................................................ 266 Adjustment.................................................................................................................................................. 274 Assembly (2)................................................................................................................................................ 276 SERVICE DATA AND SPECIFICATIONS (SDS)........................................................................................................................... 284 General Specifications...................................................................................................................................... 284 Specifications and Adjustment............................................................................................................................... 284 br.................................................................................................................................................................. 288 QUICK REFERENCE INDEX........................................................................................................................................... 0 TABLE OF CONTENTS............................................................................................................................................... 289 PRECAUTIONS AND PREPARATION..................................................................................................................................... 290 Supplemental Restraint System (SRS) "AIR BAG" and "SEAT BELT PRE-TENSIONER"................................................................................. 290 Precautions for Brake Sysem................................................................................................................................. 290 Commercial Service Tools.................................................................................................................................... 290 NOISE, VIBRATION AND HARSHNESS (NVH) TROUBLESHOOTING ........................................................................................................... 292 NVH Troubleshooting Chart................................................................................................................................... 292 ON-VEHICLE SERVICE.............................................................................................................................................. 293 Checking Brake Fluid Level.................................................................................................................................. 293 Checking Brake Line......................................................................................................................................... 293 Changing Brake Fluid........................................................................................................................................ 293 Brake Burnishing Procedure.................................................................................................................................. 293 Bleeding Brake System....................................................................................................................................... 294 BRAKE HYDRAULIC LINE............................................................................................................................................ 295 Removal..................................................................................................................................................... 295 Inspection.................................................................................................................................................. 295 Installation................................................................................................................................................ 295 CONTROL VALVE................................................................................................................................................... 296 Proportioning Valve......................................................................................................................................... 296 BRAKE PEDAL AND BRACKET......................................................................................................................................... 297 Removal and Installation.................................................................................................................................... 297 Inspection.................................................................................................................................................. 297 Adjustment.................................................................................................................................................. 297 MASTER CYLINDER................................................................................................................................................. 299 Removal .................................................................................................................................................... 299 Disassembly................................................................................................................................................. 299 Inspection.................................................................................................................................................. 300 Assembly.................................................................................................................................................... 300 Installation................................................................................................................................................ 301 BRAKE BOOSTER................................................................................................................................................... 302 On-vehicle Service.......................................................................................................................................... 302 Removal..................................................................................................................................................... 302 Inspection.................................................................................................................................................. 302 Installation................................................................................................................................................ 302 VACUUM HOSE..................................................................................................................................................... 303 Removal and Installation.................................................................................................................................... 303 Inspection.................................................................................................................................................. 303 FRONT DISC BRAKE................................................................................................................................................ 305 Pad Replacement............................................................................................................................................. 305 Components.................................................................................................................................................. 306 Removal..................................................................................................................................................... 306 Disassembly................................................................................................................................................. 307 Inspection - Caliper........................................................................................................................................ 307 Inspection - Rotor.......................................................................................................................................... 307 Assembly.................................................................................................................................................... 308 Installation................................................................................................................................................ 308 REAR DISC BRAKE................................................................................................................................................. 309 Pad Replacement............................................................................................................................................. 309 Components.................................................................................................................................................. 310 Removal..................................................................................................................................................... 310 Disassembly................................................................................................................................................. 311 Inspection - Caliper........................................................................................................................................ 311 Inspection - Rotor.......................................................................................................................................... 311 Assembly.................................................................................................................................................... 312 Installation................................................................................................................................................ 312 REAR DISC BRAKE - Parking Drum Brake............................................................................................................................ 313 Removal..................................................................................................................................................... 313 Inspection - Drum........................................................................................................................................... 314 Inspection - Lining......................................................................................................................................... 315 Installation................................................................................................................................................ 315 Shoe Clearance Adjustment................................................................................................................................... 316 Breaking in Drum and Lining................................................................................................................................. 316 PARKING BRAKE CONTROL........................................................................................................................................... 317 Removal and Installation.................................................................................................................................... 317 Inspection ................................................................................................................................................. 318 Adjustment.................................................................................................................................................. 318 TRACTION CONTROL SYSTEM - TCS -................................................................................................................................. 319 Purpose..................................................................................................................................................... 319 System Components........................................................................................................................................... 320 ABS (Anti-lock brake system) Operation...................................................................................................................... 321 ABS Hydraulic Circuit....................................................................................................................................... 321 TCS (Traction Control System) Operation .................................................................................................................... 322 Throttle Control + Engine Control TCS System Configuration (Tandem Throttle System)......................................................................... 322 Secondary Throttle Fully-closed Position Self-learnying Control............................................................................................. 323 Removal and Installation.................................................................................................................................... 324 TROUBLE DIAGNOSES............................................................................................................................................... 328 How to Perform Trouble Diagnoses for Quick and Accurate Repair.............................................................................................. 328 Symptom Chart............................................................................................................................................... 332 Preliiminary check (Check brake fluid level in reservoir tank and brake line for leakage)................................................................... 334 Component Parts and Harness Connector Location ............................................................................................................. 335 Schematic................................................................................................................................................... 336 Wiring Diagram - TCS -...................................................................................................................................... 337 Self- diagnosis for ABS/TCS Control Unit.................................................................................................................... 345 CONSULT for ABS/TCS Control Unit............................................................................................................................ 348 CONSULT Inspection Procedure for ABS/TCS Control Unit....................................................................................................... 349 Self-diagnosis for TAC Module............................................................................................................................... 356 CONSULT for TAC Module...................................................................................................................................... 358 CONSULT Inspection Procedure for TAC Module................................................................................................................. 359 Ground Circuit check........................................................................................................................................ 365 TROUBLE DIAGNOSES FOR SELF-DIAGNOSTIC ITEMS..................................................................................................................... 366 Diagnostic Procedure 1 (Engine system)...................................................................................................................... 366 Diagnostic Procedure 2 (TCM COMM: TAC module communication)................................................................................................. 366 Diagnostic Procedure 3 (Engine speed signal)................................................................................................................ 369 Diagnostic Procedure 4 (LAN SIGNAL 1: LAN monitoring........................................................................................................ 370 Diagnostic Procedure 5 (LAN SIGNAL 2: LAN communication start procedure incomplete)......................................................................... 371 Diagnostic Procedure 6 (LAN CIRCUIT 1/LAN CIRCUIT 2: LAN communication system failure)...................................................................... 372 Diagnostic Procedure 7 (Wheel sensor or rotor).............................................................................................................. 373 Diagnostic Procedure 8 (ABS actuator solenoid valve)........................................................................................................ 375 Diagnostic Procedure 9 (Solenoid valve relay)............................................................................................................... 376 Diagnostic Procedure 10 (motor relay or motor).............................................................................................................. 379 Diagnostic Procedure 11 (BATTERY VOLT: Low voltage)......................................................................................................... 382 Diagnostic Procedure 12 (control unit)...................................................................................................................... 383 Diagnostic Procedure 13 (Power supply and ground circuit for TAC module).................................................................................... 384 Diagnostic Procedure 14 (THROTTLE POSITION: Throttle position sensor signal input circuit).................................................................. 386 Diagnostic Procedure 15 (THROTTLE POSITION2: Secondary throttle position sensor signal input circuit)....................................................... 387 Diagnostic Procedure 16 (THRTL POS/S-2 SIG: Secondary throttle valve operating signal circuit and throttle valve opening signal circuit).................... 388 Diagnostic Procedure 17 (THROTTLE ACTUATOR/THROTTLE MOTOR: Throttle motor circuit).......................................................................... 390 Diagnostic Procedure 18 (THROTTLE MOTOR RLY [SHORT] (-a)/THROTTLE MOTOR RLY [OPEN] (b): Throttle motor relay circuit for open circuit and short circuit).... 391 Diagnostic Procedure 19 (TH P/S PWR SUPPLY: Power supply circuit for sensor)................................................................................ 394 Diagnostic Procedure 20 (TRTL/V RETURN SPR: Secondary throttle return spring)............................................................................... 394 Diagnostic Procedure 21 (ENGINE START SIG: Start Signal circuit)............................................................................................ 395 Diagnostic Procedure 22 (NEUTRAL POSI SW: Park/Neutral position (PNP) switch circuit)....................................................................... 396 TROUBLE DIAGNOSES FOR SYMPTOMS.................................................................................................................................. 398 Diagnostic Procedure 23 (SLIP indicator does not come on when ignition switch is turned on.)................................................................ 398 Diagnostic Procedure 24 (TCS OFF indicator does not come on when ignition switch is turned on.)............................................................. 399 Diagnostic Procedure 25 (ABS warning lamp does not come on when ignition switch is turned on.).............................................................. 400 Diagnostic Procedure 26 (ABS warning lamp stays on when ignition switch is turned on.)...................................................................... 402 Diagnostic Procedure 27 ((TCS OFF switch is inoperative).................................................................................................... 405 Diagnostic Procedure 28 (TCS OFF switch is inoperative.).................................................................................................... 406 Diagnostic Procedure 29 (Unexpected pedal action)........................................................................................................... 407 Diagnostic Procedure 30 (Long stopping distance)............................................................................................................ 407 Diagnostic Procedure 31 (ABS does not work) ................................................................................................................ 408 Diagnostic Procedure 32 (Pedal vibration and noise)......................................................................................................... 408 Electrical Component Inspection............................................................................................................................. 409 TROUBLE DIAGNOSES FOR TCS....................................................................................................................................... 411 Electrical Component Inspection............................................................................................................................. 411 SERVICE DATA AND SPECIFICATIONS (SDS)........................................................................................................................... 414 General Specifications...................................................................................................................................... 414 Inspection and Adjustment................................................................................................................................... 414 bt.................................................................................................................................................................. 415 QUICK REFERENCE INDEX........................................................................................................................................... 0 TABLE OF CONTENTS............................................................................................................................................... 415 PRECAUTIONS................................................................................................................................................. 416 Service Notice.............................................................................................................................................. 416 Supplemental Restraint System (SRS) "AIR BAG" and "SEAT BELT PRE-TENSIONER"................................................................................. 416 GENERAL SERVICING............................................................................................................................................... 417 Clip and Fastener........................................................................................................................................... 417 BODY END........................................................................................................................................................ 420 Body Front End.............................................................................................................................................. 420 Body Rear End and Opener.................................................................................................................................... 423 DOOR............................................................................................................................................................ 426 Front Door.................................................................................................................................................. 426 Rear Door................................................................................................................................................... 427 INSTRUMENT PANEL................................................................................................................................................ 428 INTERIOR TRIM................................................................................................................................................... 432 Side and Floor Trim......................................................................................................................................... 432 Door Trim................................................................................................................................................... 434 Roof Trim................................................................................................................................................... 436 Trunk Room Trim............................................................................................................................................. 438 EXTERIOR........................................................................................................................................................ 439 SEAT............................................................................................................................................................ 448 Front Seat.................................................................................................................................................. 448 Heated Seat................................................................................................................................................. 449 Rear Seat................................................................................................................................................... 450 SUNROOF......................................................................................................................................................... 451 Trouble Diagnoses........................................................................................................................................... 455 WINDSHIELD AND WINDOWS.......................................................................................................................................... 459 Windshield and Rear Window.................................................................................................................................. 460 MIRROR.......................................................................................................................................................... 461 Door Mirror................................................................................................................................................. 461 BODY ALIGNMENT.................................................................................................................................................. 462 Engine Compartment.......................................................................................................................................... 462 Underbody................................................................................................................................................... 464 ec.................................................................................................................................................................. 466 QUICK REFERENCE INDEX........................................................................................................................................... 0 TABLE OF CONTENTS............................................................................................................................................... 466 DIAGNOSTIC TROUBLE CODE INDEX................................................................................................................................... 469 Alphabetical & P No. Index for DTC.......................................................................................................................... 469 PRECAUTIONS AND PREPARATION..................................................................................................................................... 473 Commercial Service Tools.................................................................................................................................... 473 Supplemental Restraint System (SRS) "AIR BAG" and "SEAT BELT PRE-TENSIONER"................................................................................. 474 Precautions for On Board Diagnosis (OBD) System of Engine and At/T.......................................................................................... 474 Engine Fuel & Emission Control System....................................................................................................................... 475 Precautions................................................................................................................................................. 476 ENGINE AND EMISSION CONTROL OVERALL SYSTEM...................................................................................................................... 478 System Diagram.............................................................................................................................................. 478 Circuit Diagram............................................................................................................................................. 479 Engine Control Component Parts Location..................................................................................................................... 481 Vacuum Hose Drawing......................................................................................................................................... 483 System Chart................................................................................................................................................ 484 ENGINE AND EMISSION BASIC CONTROL SYSTEM DESCRIPTION............................................................................................................ 485 Multiport Fuel Injection (MFI) system....................................................................................................................... 485 Electronic Ignition (EI) System............................................................................................................................. 487 Air Conditioning Cut Control................................................................................................................................ 488 Fuel Cut Control (at no load & high engine speed)........................................................................................................... 489 EVAPORATIVE EMISSION SYSTEM..................................................................................................................................... 490 Description................................................................................................................................................. 490 Inspection.................................................................................................................................................. 490 Evaporative Emission Line Drawing........................................................................................................................... 493 POSITIVE CRANKCASE VENTILATION.................................................................................................................................. 495 Description................................................................................................................................................. 495 Inspection.................................................................................................................................................. 495 BASIC SERVICE PROCEDURE......................................................................................................................................... 496 Fuel Pressure Release....................................................................................................................................... 496 Fuel Pressure Check......................................................................................................................................... 496 Injector Removal and Installation........................................................................................................................... 497 Fast Idle Cam (FIC) Inspection and Adjustment............................................................................................................... 498 Direct Ignition system - How to Check Idle Speed and Ignition Timing........................................................................................ 498 Idle speed/Ignition Timing/Idle Mixture Ratio Adjustment.................................................................................................... 500 ON BOARD DIAGNOSTIC SYSTEM DESCRIPTION.......................................................................................................................... 507 Introduction................................................................................................................................................ 507 Two Trip Detection Logic.................................................................................................................................... 507 Emission-related Diagnostic Information..................................................................................................................... 508 Malfunction Indicator Lamp (MIL)............................................................................................................................ 521 OBD System Operation Chart.................................................................................................................................. 525 CONSULT..................................................................................................................................................... 530 Generic Scan Tool (GST)..................................................................................................................................... 543 TROUBLE DIAGNOSIS - Introduction................................................................................................................................ 545 Introduction................................................................................................................................................ 545 Diagnostic Worksheet........................................................................................................................................ 545 TROUBLE DIAGNOSIS - Work Flow................................................................................................................................... 547 Work Flow................................................................................................................................................... 547 Description for Work Flow................................................................................................................................... 548 TROUBLE DIAGNOSIS - Basic Inspection ........................................................................................................................... 549 Basic Inspection............................................................................................................................................ 549 TROUBLE DIAGNOSIS - General Description......................................................................................................................... 555 Diagnostic Trouble Code (DTC) Inspection Priority Chart..................................................................................................... 555 Fail-Safe Chart............................................................................................................................................. 556 Symptom Matrix Chart........................................................................................................................................ 557 CONSULT Reference Value in Data Monitor Mode................................................................................................................ 560 Major Sensor Reference Graph in Data Monitor Mode........................................................................................................... 563 ECM Terminals and Reference Value........................................................................................................................... 565 TROUBLE DIAGNOSIS FOR INTERMITTENT INCIDENT..................................................................................................................... 575 Description................................................................................................................................................. 575 Common I/I Report Situations................................................................................................................................ 575 Diagnostic Procedure........................................................................................................................................ 575 TROUBLE DIAGNOSIS FOR POWER SUPPLY.............................................................................................................................. 576 Main Power Supply and Ground Circuit........................................................................................................................ 576 DTC P0100, Mass Air Flow Sensor (MAFS).......................................................................................................................... 582 DTC P0105, Absolute Pressure Sensor............................................................................................................................. 590 DTC P0110, Intake Air Temperature Sensor........................................................................................................................ 598 DTC P0115, Engine Coolant Temperature Sensor (ECTS)............................................................................................................. 604 DTC P0120, Throttle Position Sensor............................................................................................................................. 609 DTC P0125, Engine Coolant Temperature (ECT) Sensor.............................................................................................................. 621 DTC P0130 (-B1), P0150 (-B2), Front Heated Oxygen Sensors (Fron HO2S) (Circuit) (P0130: Left bank), (P0150: Right bank)......................................... 626 DTC P0131 (-B1), P0151 (-B2), Front Heated Oxygen Sensor (Lean shift monitoring) (Front HO2S) (P013: Left bank), (P0151: Right bank) ........................... 633 DTC P0132 (-B1), P0152 (-B2), Front Heated Oxygen Sensor (Rich shift monitoring) (Front HO2S) (P0132: Left bank), (P0152: Right bank)........................... 639 DTC P0133 (-B1), P0153 (-B2), Front Heated Oxygen Sensor (Response monitoring) (Front HO2S) P0133: Left bank), (P0153: Right bank).............................. 645 DTC P0134 (-B1), P0154 (-B2), Front Heated Oxygen Sensor (Hight voltage) (Front HO2S) (P0134: left bank), (P0154: Right bank)................................... 654 DTC P0135 (-B1), P0155 (-B2), Front Heated Oxygen Sensor Heater (P0135 left bank), (P0155: Right bank).......................................................... 661 DTC P0137 (-B1), P0157 (-B2), Rear Heated Oxygen Sensor (Min. Voltage Monitoring) (Rear HO2S) (P0137: Left bank), (P0157: Right bank)........................... 667 DTC P0138 (-B1), P0158 (-B2), Rear Heated Oxygen Sensor (Max. Voltage Monitoring) (Rear HO2S) (P0138: Left bank), (P0158: Right bank)........................... 675 DTC P0139 (-B1), P0159 (-B2), Rear heated Oxygen Sensor (Response Monitoring) (Rear HO2S) (P0139: Left bank), (P0159: Right bank)............................... 683 DTC P0140 (-B1), P0160 (-B2), Rear Heated Oxygen Sensor (High voltage) (Rear HO2S) (P0140: Left bank), (P0160: Right bank)...................................... 690 DTC P0141 (-B1), P0161 (-B2), Rear Heated Oxygen Sensor Heaters (P0141: left bank), (P0161: Right bank)........................................................ 696 DTC P0171 (-B1), P0174 (-B2), Fuel Injection System Function (Lean side) (P0171: Left bank), (P0174: Right bank)................................................ 702 DTC P0172 (-B1), P0175 (-B2), Fuel Injection System Function (Rich side) (P0172: Left bank), (P0175: Right bank)................................................ 708 DTC P0180, Tank Fuel Temperature Sensor......................................................................................................................... 697 DTC P0300 - P0308, No. 1 - 8 Cylinder Misfire, Multiple Cylinder Misfire........................................................................................ 719 DTC P0325 (-B1), P0330 (-B2), Knock Sensor (KS) (P0325: Left bank), (P0330: Right bank)......................................................................... 724 DTC P0335, Crankshaft Position Sensor (CKPS) (OBD).............................................................................................................. 727 DTC P0340, Camshaft Position Sensor (CMPS)...................................................................................................................... 732 DTC P0400, EGR Function (close)................................................................................................................................. 738 DTC P0402, ECRC-BPT Valve Function.............................................................................................................................. 747 DTC P0420 (-B1) P0430 (-B2), Three Way Catalyst Function (P0420: Left bank), (P0430: Right bank)................................................................ 752 DTC P0440, Evaporative Emission (EVAP) Control System (Small Leak) (Negative Pressure).......................................................................... 755 DTC P0443, Evaporative Emission (EVAP) Canister Purge Volume Control Valve (Circuit)............................................................................ 766 DTC P0446, Evaporative Emission (EVAP) Canister Vent Control Valve (Circuit).................................................................................... 772 DTC P0450, Evaporative Emission (EVAP) Control System Prssure Sensor............................................................................................ 777 DTC P0500, Vehicle Speed Sensor (VSS)........................................................................................................................... 783 DTC P0505, Idle Air Control Valve (IACV) - Auxiliary Air Control (AAC) Valve.................................................................................... 788 DTC P0610, Closed Throttle Position Switch...................................................................................................................... 794 DTC P0600, P1605, A/T Communication Line (P0600) and A/T Diagnostic Communication Line (P1605).................................................................. 800 DTC P0605, Engine Control Module (ECM).......................................................................................................................... 803 DTC P1105, Manifold Absolute Pressure (MAP)/Barometric Pressure (BARO) Switch Solenoid Valve.................................................................... 806 DTC P1110 (-B1), P1135 (-B2), Intake Valve Timing Control (P1110: Left bank), (P1135: Right bank)............................................................... 815 DTC P1120, Secondary Throttle Position Sensor (STPS)............................................................................................................ 823 DTC P1125, Tandem Throttle Position Sensor...................................................................................................................... 829 DTC P1140 (-B1), P1145 (-B2), Intake Valve Timing control Position Sensor (P1140: Left bank), (P1145: Right bank)............................................... 830 DTC P1148 (-B1), P1168 (-B2), Closed Loop Control (P1148: Left bank), (P1168: Right bank)....................................................................... 836 DTC P1210, Traction Control System (TCS) Signal Circuit......................................................................................................... 838 DTC P1220, Fuel Pump Control Module (FPCM)...................................................................................................................... 841 DTC P1320, Ignition Signal...................................................................................................................................... 848 DTC P1336, Crankshaft Position Sensor (CKPS) (OBD) (COG)........................................................................................................ 856 DTC P1400, EGRC-solenoid Valve.................................................................................................................................. 861 DTC P1401, EGR Temperature Sensor............................................................................................................................... 866 DTC P1402, EGR Function (Open).................................................................................................................................. 872 DTC P1440, Evaporative Emission (EVAP) Control System (Small Leak) (Positive Pressure).......................................................................... 881 DTC P1444, Evaporative Emission (EVAP) Canister Purge Volume Control Valve...................................................................................... 893 DTC P1446, Evaporative Emission (EVAP) Canister Vent Control Valve (Close)...................................................................................... 901 DTC P1447, Evaporative Emission (EVAP) Control System Purge Flow Monitoring..................................................................................... 906 DTC P1448, Evaporative Emission (EVAP) Canister Vent Control Valve (Open)....................................................................................... 913 DTC P1490, Vacuum Cut Valve Bypass Valve (Circuit).............................................................................................................. 919 DTC P1491, Vacuum Cut Valve Bypass Valve........................................................................................................................ 924 DTC P1492, Evaporative Emission (EVAP) Canister Purge Control Valve/solenoid Valve (Circuit).................................................................... 930 DTC P1493, Evaporative Emission (EVAP) Canister Purge Control Valve/Solenoid Valve.............................................................................. 936 DTC P1706, Park/Neutral Position (PNP) Switch................................................................................................................... 943 TROUBLE DIAGNOSIS FOR ABS/TCS C/U SIGNAL........................................................................................................................ 948 ABS/TCS Control Unit........................................................................................................................................ 948 TROUBLE DIAGNOSIS FOR ECM - ABS/TCS COMMM NG ................................................................................................................... 949 ABS/TCS Communication Line.................................................................................................................................. 949 TROUBLE DIAGNOSIS FOR OVERHEAT.................................................................................................................................. 952 Overheat.................................................................................................................................................... 952 TROUBLE DIAGNOSIS FOR NON-DETECTABLE ITEMS...................................................................................................................... 964 Injector ................................................................................................................................................... 964 Start Signal................................................................................................................................................ 970 Fuel Pump Control........................................................................................................................................... 972 Power Steering Oil Pressure Switch.......................................................................................................................... 976 Electrical Load Signal...................................................................................................................................... 981 MIL & Data Link Connectors.................................................................................................................................. 984 SERVICE DATA AND SPECIFICATIONS (SDS)........................................................................................................................... 985 General Specifications...................................................................................................................................... 985 Inspection and Adjustment................................................................................................................................... 985 el.................................................................................................................................................................. 987 QUICK REFERENCE INDEX........................................................................................................................................... 0 TABLE OF CONTENTS............................................................................................................................................... 987 PRECAUTIONS..................................................................................................................................................... 991 Supplemental Restraint System (SRS) "AIR BAG" and "SEAT BELT PRE-TENSIONER"................................................................................. 991 HARNESS CONNECTOR............................................................................................................................................... 992 Description................................................................................................................................................. 992 STANDARDIZED RELAY.............................................................................................................................................. 994 Description................................................................................................................................................. 994 POWER SUPPLY ROUTING............................................................................................................................................ 996 Schematic................................................................................................................................................... 996 Wiring Diagram - POWER -.................................................................................................................................... 997 Fuse........................................................................................................................................................1006 Fusible Link................................................................................................................................................1006 Circuit Breaker Inspection..................................................................................................................................1006 GROUND DISTRIBUTION.............................................................................................................................................1007 Engine Room Harness.........................................................................................................................................1007 Main Harness................................................................................................................................................1009 Engine Control Harness......................................................................................................................................1011 Engine Harness..............................................................................................................................................1013 Body Harness................................................................................................................................................1014 Body No. 2 Harness..........................................................................................................................................1016 BATTERY.........................................................................................................................................................1017 How to Handle Battery.......................................................................................................................................1017 Service Data and Speciifications (SDS)......................................................................................................................1019 STARTING SYSTEM.................................................................................................................................................1020 System Description..........................................................................................................................................1020 Wiring Diagram - START -....................................................................................................................................1021 Construction................................................................................................................................................1022 Removal and Installation....................................................................................................................................1022 Pinion/Clutch Check.........................................................................................................................................1023 Service Data and Specifications.............................................................................................................................1023 CHARGING SYSTEM.................................................................................................................................................1024 System Description..........................................................................................................................................1024 Wiring Diagram - CHARGE -...................................................................................................................................1025 Trouble Diagnoses...........................................................................................................................................1026 Removal and Installation....................................................................................................................................1026 Construction................................................................................................................................................1027 Service Data and Specifications (SD)........................................................................................................................1027 COMBINATION SWITCH..............................................................................................................................................1028 Check.......................................................................................................................................................1028 Replacement.................................................................................................................................................1029 STEERING SWITCH.................................................................................................................................................1030 Check.......................................................................................................................................................1030 HEADLAMP (FOR U.S.A.) - CONVENTIONAL TYPE -.....................................................................................................................1032 Component Parts and Harness Connector Location..............................................................................................................1032 System Description..........................................................................................................................................1032 Schematic...................................................................................................................................................1034 Wiring Diagram - H/LAMP -...................................................................................................................................1035 CONSULT (For auto light operation)..........................................................................................................................1038 Trouble Diagnoses/Auto Light Operation......................................................................................................................1039 Trouble Diagnoses/Headlamp (Conventional Type)..............................................................................................................1045 Bulb Replacement/Conventional Type..........................................................................................................................1046 Aiming Adjustment/Conventional Type.........................................................................................................................1046 HEADLAMP (FOR U.S.A.) - XENON TYPE -............................................................................................................................1048 Component Parts and Harness Connector Location..............................................................................................................1048 System Description..........................................................................................................................................1048 Schematic...................................................................................................................................................1051 Wiring Diagram - H/LAMP -...................................................................................................................................1052 Trouble Diagnoses/Headlamp (Xenon Type).....................................................................................................................1055 Bulb Replacement/Xenon Type.................................................................................................................................1057 HEADLAMP (FOR CANADA) - CONVENTIONAL TYPE -.....................................................................................................................1060 Component Parts and Harness Connector Location..............................................................................................................1060 Daytime Light System/System Description Operation (Daytime light system with conventional headlamp).........................................................1060 Schematic...................................................................................................................................................1063 Wiring Diagram - DTRL -.....................................................................................................................................1064 Trouble Diagnoses...........................................................................................................................................1068 Bulb Replacement/Conventional Type..........................................................................................................................1069 Bulb Specification/Conventional Type........................................................................................................................1069 Aiming Adjustment/Conventional Type.........................................................................................................................1069 HEADLAMP (FOR CANADA) - XENON TYPE -............................................................................................................................1070 Component Parts and Harness Connector Location..............................................................................................................1070 Daytime Light System/System Drescription Operation (Daytime light system with xenon headlamp)...............................................................1070 Schematic...................................................................................................................................................1073 Wiring Diagram - DTRL -.....................................................................................................................................1074 Trouble Diagnoses...........................................................................................................................................1078 Bulb replacement/Xenon Type.................................................................................................................................1079 Aiming Adjustment/Xenon Type................................................................................................................................1079 HEADLAMP - Headlamp Aiming Control -............................................................................................................................1080 Wiring Diagram - H/AIM -....................................................................................................................................1080 PARKING, LICENSE AND TAIL LAMPS.................................................................................................................................1081 System Description..........................................................................................................................................1081 Wiring Diagram - TAIL/L -...................................................................................................................................1082 Trouble Diagnoses...........................................................................................................................................1084 STOP LAMP.......................................................................................................................................................1085 Wiring Diagram - STOP/L -...................................................................................................................................1085 BACK-UP LAMP....................................................................................................................................................1086 Wiring Diagram - BACK/L -...................................................................................................................................1086 FRONT FOG LAMP..................................................................................................................................................1087 System Description..........................................................................................................................................1087 Wiring Diagram - F/FOG -....................................................................................................................................1088 Aiming Adjustment...........................................................................................................................................1090 Bulb Specifications.........................................................................................................................................1090 TURN SIGNAL AND HAZARD WARNING LAMPS............................................................................................................................1091 System Description..........................................................................................................................................1091 Schematic...................................................................................................................................................1093 Wiring Diagram - TURN -.....................................................................................................................................1094 Trouble Diagnoses...........................................................................................................................................1097 Electrical Components Inspection............................................................................................................................1097 ILLUMINATION....................................................................................................................................................1098 System Description..........................................................................................................................................1098 Schematic...................................................................................................................................................1099 Wiring Diagram - ILL -......................................................................................................................................1100 TRUNK ROOM AND VANITY MIRROR LAMP...............................................................................................................................1105 Wiring Diagram - INT/L -....................................................................................................................................1105 METER AND GAUGES................................................................................................................................................1106 Component Parts and Harness Connector Location..............................................................................................................1106 System Description..........................................................................................................................................1106 Combination Meter...........................................................................................................................................1108 Wiring Diagram - METER -....................................................................................................................................1109 Meter/Gauge Operation and Odo/Trip Meter Segment Check in Diagnosis Mode....................................................................................1111 Flexible Print Circuit (FPC)................................................................................................................................1112 Trouble Diagnosis...........................................................................................................................................1113 Electrical Components Inspection............................................................................................................................1117 WARNING LAMPS...................................................................................................................................................1120 System Description..........................................................................................................................................1120 Schematic...................................................................................................................................................1123 Wiring Diagram - WARN -.....................................................................................................................................1124 CONSULT (For door warning lamp).............................................................................................................................1128 Trouble Diagnoses/Door Warning Lamp.........................................................................................................................1129 Trouble Diagnoses/Stop and Tail Lamp Sensor.................................................................................................................1131 Electrical Components Inspection............................................................................................................................1132 A/T INDICATOR...................................................................................................................................................1133 Schematic...................................................................................................................................................1133 Wiring Diagram - AT/IND -...................................................................................................................................1134 WARNING CHIME...................................................................................................................................................1137 Component Parts and Harness Connector Location..............................................................................................................1137 System Description..........................................................................................................................................1137 Wiring Diagram - CHIME - ...................................................................................................................................1139 CONSULT.....................................................................................................................................................1141 Trouble Diagnoses...........................................................................................................................................1142 Electrical Components Inspection............................................................................................................................1146 WIPER AND WASHER................................................................................................................................................1147 Component Parts and Harness Connector Location..............................................................................................................1147 System Description..........................................................................................................................................1147 Schematic...................................................................................................................................................1149 Wiring Diagram - WIPER -....................................................................................................................................1150 CONSULT.....................................................................................................................................................1153 Trouble Diagnoses...........................................................................................................................................1156 Removal and Installation....................................................................................................................................1162 Washer Nozzle Adjustment....................................................................................................................................1163 Washer Tube Layout..........................................................................................................................................1164 HORN............................................................................................................................................................1165 Wiring Diagram - HORN -.....................................................................................................................................1165 CIGARETTE LIGHTER...............................................................................................................................................1166 Wiring Diagram - CIGAR -....................................................................................................................................1166 CLOCK...........................................................................................................................................................1167 Wiring Diagram - CLOCK -....................................................................................................................................1167 REAR WINDOW DEFOGGER............................................................................................................................................1168 Component Parts and Harness Connector Location..............................................................................................................1168 System Description..........................................................................................................................................1168 Wiring Diagram - DEF -......................................................................................................................................1169 CONSULT.....................................................................................................................................................1171 Trouble Diagnoses...........................................................................................................................................1172 Filament Check..............................................................................................................................................1175 Filament Repair.............................................................................................................................................1176 AUDIO...........................................................................................................................................................1177 System Description..........................................................................................................................................1177 Schematic...................................................................................................................................................1178 Wiring Diagram - AUDIO -....................................................................................................................................1179 Trouble Diagnoses...........................................................................................................................................1186 Wiring Diagram - REMOTE -...................................................................................................................................1188 AUDIO ANTENNA...................................................................................................................................................1189 System Description..........................................................................................................................................1189 Wiring Diagram - P/ANT -....................................................................................................................................1190 Trouble Diagnoses...........................................................................................................................................1191 Location of Antenna.........................................................................................................................................1191 Antenna Rod Replacement.....................................................................................................................................1191 Window Antenna Repair.......................................................................................................................................1192 TELEPHONE (Pre wire)............................................................................................................................................1193 Wiring Diagram - PHONE -....................................................................................................................................1193 TRUNK LID AND FUEL FILLER LID OPENER............................................................................................................................1195 Wiring Diagram - T&FLID -...................................................................................................................................1195 TRUNK CLOSURE...................................................................................................................................................1197 Component Parts and Harness Connector Location..............................................................................................................1197 System Description..........................................................................................................................................1197 Wiring Diagram - T/CLOS -...................................................................................................................................1198 Trouble Diagnoses...........................................................................................................................................1200 ELECTRIC SUNROOF................................................................................................................................................1203 Component Parts and Harness Connector Location..............................................................................................................1203 System Description..........................................................................................................................................1203 Wiring Diagram - SROOF -....................................................................................................................................1204 CONSULT ....................................................................................................................................................1206 DOOR MIRROR.....................................................................................................................................................1207 Wiring Diagram - MIRROR -...................................................................................................................................1207 AUTO ANTI-DAZZLING INSIDE MIRROR................................................................................................................................1208 Wiring Diagram I/MIRR -.....................................................................................................................................1208 POWER SEAT (Passenger side).....................................................................................................................................1209 Schematic...................................................................................................................................................1209 Wiring Diagram - SEAT -.....................................................................................................................................1210 HEATED SEAT.....................................................................................................................................................1214 Wiring Diagram HSEAT -......................................................................................................................................1214 REAR SUNSHADE...................................................................................................................................................1216 Component Parts and Harness Connector Location..............................................................................................................1216 System Description..........................................................................................................................................1217 Wiring Diagram - SHADE -....................................................................................................................................1218 Trouble Diagnoses...........................................................................................................................................1220 AUTOMATIC SPEED CONTROL DEVICE (ASCD)...........................................................................................................................1222 Component Parts and Harness Connector Location..............................................................................................................1222 System Description..........................................................................................................................................1223 Schematic...................................................................................................................................................1225 Wiring Diagram - ASCD -.....................................................................................................................................1226 CONSULT ....................................................................................................................................................1231 Fail-safe System Description................................................................................................................................1233 Fail-safe System Check......................................................................................................................................1234 Trouble Diagnoses...........................................................................................................................................1235 Electrical Components Inspection............................................................................................................................1243 ASCD Wire Adjustment........................................................................................................................................1244 IVMS (LAN)......................................................................................................................................................1245 Overall Description.........................................................................................................................................1245 Component Parts Location....................................................................................................................................1246 System Diagram..............................................................................................................................................1247 Sleep/Wake-up Control.......................................................................................................................................1248 Fail-safe System............................................................................................................................................1248 CONSULT.....................................................................................................................................................1249 On board Diagnosis..........................................................................................................................................1256 On board Diagnosis - Mode I (IVMS communication diagnosis)..................................................................................................1257 On board Diagnosis - Mode II (Switch monitor)...............................................................................................................1259 Schematic...................................................................................................................................................1261 Wiring Diagram - COMM -.....................................................................................................................................1262 Trouble Diagnoses...........................................................................................................................................1266 BCM (Body Control Module).......................................................................................................................................1271 Schematic...................................................................................................................................................1271 LOCAL CONTROL UNITS (LCUs)......................................................................................................................................1273 Schematic...................................................................................................................................................1273 POWER WINDOW - IVMS.............................................................................................................................................1277 Component Parts and Harness Connector Location..............................................................................................................1277 System Description..........................................................................................................................................1277 Schematic...................................................................................................................................................1279 Wiring Diagram - WINDOW -...................................................................................................................................1280 CONSULT.....................................................................................................................................................1284 On board Diagnosis - Mode IV (Driver power window automatic operation)......................................................................................1285 Trouble Diagnoses...........................................................................................................................................1287 POWER DOOR LOCK - IVMS..........................................................................................................................................1294 Component Parts and Harness Connector Location..............................................................................................................1294 System Description..........................................................................................................................................1295 Schematic...................................................................................................................................................1296 Wiring Diagram - D/LOCK -...................................................................................................................................1297 CONSULT.....................................................................................................................................................1301 On board Diagnosis - Mode III (Power door loc operation)....................................................................................................1304 Trouble Diagnoses...........................................................................................................................................1306 MULTI-REMOTE CONTROL SYSTEM - IVMS..............................................................................................................................1315 Component Parts and Harness Connector Location..............................................................................................................1315 System Description..........................................................................................................................................1316 Schematic...................................................................................................................................................1318 Wiring Diagram - MULTI -....................................................................................................................................1319 CONSULT.....................................................................................................................................................1325 Trouble Diagnoses...........................................................................................................................................1326 Electrical Components Inspection............................................................................................................................1334 ID Code Entry Procedure.....................................................................................................................................1335 INTERIOR ILLUMINATION CONTROL - IVMS............................................................................................................................1338 System Description..........................................................................................................................................1338 Schematic...................................................................................................................................................1342 Wiring Diagram - ROOM/L -...................................................................................................................................1343 CONSULT.....................................................................................................................................................1350 Trouble Diagnoses...........................................................................................................................................1351 STEP LAMP - IVMS................................................................................................................................................1360 Component Parts and Harness Connector Location..............................................................................................................1360 System Description..........................................................................................................................................1361 Schematic...................................................................................................................................................1362 Wiring Diagram - STEP/L -...................................................................................................................................1363 CONSULT ....................................................................................................................................................1368 Trouble Diagnoses...........................................................................................................................................1369 REAR POWER WINDOW SWITCH ILLUMINATION - IVMS....................................................................................................................1371 System Description..........................................................................................................................................1371 Wiring Diagram - SW/ILL -...................................................................................................................................1372 CONSULT.....................................................................................................................................................1374 Trouble Diagnoses...........................................................................................................................................1375 THEFT WARNING SYSTEM - IVMS.....................................................................................................................................1376 Component Parts and Harness Connector Location..............................................................................................................1376 System Description..........................................................................................................................................1377 Schematic...................................................................................................................................................1379 Wiring Diagram - THEFT -....................................................................................................................................1380 CONSULT.....................................................................................................................................................1388 Trouble Diagnoses...........................................................................................................................................1389 AUTOMATIC DRIVE POSITIONER - IVMS...............................................................................................................................1401 Component Parts and Harness Connector Location..............................................................................................................1401 System Description..........................................................................................................................................1403 Schematic...................................................................................................................................................1407 Wiring Diagram - AUT/DP -...................................................................................................................................1408 CONSULT.....................................................................................................................................................1415 On board Diagnosis - Mode V (Automatic drive positioner operation)..........................................................................................1419 Trouble Diagnoses...........................................................................................................................................1421 IVIS (Infiniti Vehicle Immobiliser System - NATS)...............................................................................................................1447 Component Parts and Harness Connector Location..............................................................................................................1447 System Description..........................................................................................................................................1448 System Composition..........................................................................................................................................1448 Wiring Diagram - NATS -.....................................................................................................................................1449 CONSULT.....................................................................................................................................................1450 Trouble Diagnoses...........................................................................................................................................1452 How to Replace NATS Antenna Amp.............................................................................................................................1464 INTEGRATED HOMELINK TRANSMITTER.................................................................................................................................1465 Wiring Diagram - TRNSMT -...................................................................................................................................1465 Trouble Diagnoses...........................................................................................................................................1466 INFINITI COMMUNICATION (IVCS)...................................................................................................................................1467 Precaution..................................................................................................................................................1467 Communicator Response Center Telephone Number for Technicians...............................................................................................1467 Component Parts and Harness Connector Location..............................................................................................................1468 System Description..........................................................................................................................................1469 Schematic...................................................................................................................................................1475 Wiring Diagram - IVCS -.....................................................................................................................................1476 CONSULT.....................................................................................................................................................1480 Trouble Diagnoses...........................................................................................................................................1484 Trouble Diagnoses for Intermittent Incident.................................................................................................................1494 Demonstration Mode..........................................................................................................................................1495 System Setting (When IVCS unit is replaced).................................................................................................................1497 LOCATION OF ELECTRICAL UNITS....................................................................................................................................1501 Engine Compartment..........................................................................................................................................1501 Luggage Compartment.........................................................................................................................................1502 Passenger Compartment.......................................................................................................................................1503 HARNESS LAYOUT..................................................................................................................................................1505 Outline.....................................................................................................................................................1505 How to Read Harness Layout..................................................................................................................................1506 Engine Room Harness.........................................................................................................................................1507 Instrument Harness..........................................................................................................................................1510 Main Harness................................................................................................................................................1511 Engine Control Harness......................................................................................................................................1513 Body Harness and Tail Harness...............................................................................................................................1515 Body No. 2 Harness..........................................................................................................................................1517 Engine Harness..............................................................................................................................................1519 Room Lamp Harness...........................................................................................................................................1520 Air Bag Harness.............................................................................................................................................1521 Front Door Harness..........................................................................................................................................1522 Rear Door Harness...........................................................................................................................................1523 SPLICE LOCATION.................................................................................................................................................1524 How to Read Splice Location.................................................................................................................................1524 Engine Room Harness.........................................................................................................................................1525 Main Harness................................................................................................................................................1527 Instrument Harness..........................................................................................................................................1528 Engine Harness..............................................................................................................................................1530 Body Harness and Tail Harness...............................................................................................................................1531 Body No. 2 Harness..........................................................................................................................................1532 Room Lamp Harness...........................................................................................................................................1533 Front Door Harness..........................................................................................................................................1534 Rear Door Harness...........................................................................................................................................1535 BULB SPECIFICATIONS.............................................................................................................................................1536 Headlamp....................................................................................................................................................1536 Exterior Lamp...............................................................................................................................................1536 Interior Lamp...............................................................................................................................................1536 WIRING DIAGRAM CODES (Cell codes)...............................................................................................................................1537 SUPER MULTIPLE JUNCTION (SMJ)................................................................................................................................... 0 Terminal Arrangement........................................................................................................................................ 0 FUSE BLOCK - Junction Box (J/B)................................................................................................................................. 0 Terminal Arrangement........................................................................................................................................ 0 FUSE AND FUSIBLE LINK BOX....................................................................................................................................... 0 Terminal Arrangement........................................................................................................................................ 0 ELECTRICAL UNITS................................................................................................................................................ 0 Terminal Arrangement........................................................................................................................................ 0 JOINT CONNECTOR (J/C)........................................................................................................................................... 0 Terminal Arrangement........................................................................................................................................ 0 em..................................................................................................................................................................1539 QUICK REFERENCE INDEX........................................................................................................................................... 0 TABLE OF CONTENTS...............................................................................................................................................1539 PRECAUTIONS.....................................................................................................................................................1540 Parts Requiring Angular Tightening..........................................................................................................................1540 Liquid Gasket Application Procedure.........................................................................................................................1540 PREPARATION.....................................................................................................................................................1541 Special Service Tools.......................................................................................................................................1541 Commercial Service Tools....................................................................................................................................1542 NOISE, VIBRATION AND HARSHNESS (NVH) TROUBLESHOOTING............................................................................................................1544 NVH Troubleshooting - Engine Noise.........................................................................................................................1545 OUTER COMPONENT PARTS...........................................................................................................................................1546 COMPRESSION PRESSURE............................................................................................................................................1548 Measurement of Compression Pressure.........................................................................................................................1548 OIL PAN.........................................................................................................................................................1549 Removal.....................................................................................................................................................1549 Installation................................................................................................................................................1550 TIMING CHAIN....................................................................................................................................................1551 Removal ....................................................................................................................................................1553 Inspection..................................................................................................................................................1556 Installation................................................................................................................................................1557 OIL SEAL REPLACEMENT ..........................................................................................................................................1565 CYLINDER HEAD...................................................................................................................................................1567 Removal.....................................................................................................................................................1568 Camshaft Removal............................................................................................................................................1568 Camshaft Installation.......................................................................................................................................1569 Cylinder Head Assembly Removal..............................................................................................................................1570 Disassembly.................................................................................................................................................1571 Inspection..................................................................................................................................................1573 Assembly....................................................................................................................................................1578 Installation................................................................................................................................................1578 ENGINE REMOVAL..................................................................................................................................................1581 Removal.....................................................................................................................................................1582 CYLINDER BLOCK..................................................................................................................................................1583 Disassembly.................................................................................................................................................1584 Inspection..................................................................................................................................................1585 Assembly....................................................................................................................................................1590 SERVICE DATA AND SPECIFICATIONS (SDS)...........................................................................................................................1594 General Specifications......................................................................................................................................1594 Inspection and Adjustment...................................................................................................................................1594 fa..................................................................................................................................................................1601 QUICK REFERENCE INDEX........................................................................................................................................... 0 TABLE OF CONTENTS...............................................................................................................................................1601 PRECAUTIONS AND PREPARATION.....................................................................................................................................1602 Precautions.................................................................................................................................................1602 Special Service Tools.......................................................................................................................................1602 Commercial Service Tools....................................................................................................................................1603 NOISE, VIBRATION AND HARSHNESS (NVH) TROUBLESHOOTING............................................................................................................1604 NVH Troubleshooting Chart...................................................................................................................................1604 FRONT SUSPENSION SYSTEM.........................................................................................................................................1605 ON-VEHICLE SERVICE..............................................................................................................................................1606 Front Axle and Front Suspension Parts.......................................................................................................................1606 Front Wheel Bearing.........................................................................................................................................1607 Front Wheel Alignment.......................................................................................................................................1608 FRONT AXLE......................................................................................................................................................1611 Wheel Hub and Knuckle.......................................................................................................................................1611 ABS Sensor Rotor............................................................................................................................................1614 FRONT SUSPENSION................................................................................................................................................1615 Coil spring and Strut Assembly..............................................................................................................................1616 Tension Rod and Stabilizer Bar..............................................................................................................................1620 Transverse Link Assembly....................................................................................................................................1621 ACTIVE DAMPER SUSPENSION........................................................................................................................................1622 System Components...........................................................................................................................................1622 Active Damper Suspension Configuration......................................................................................................................1623 Active Damper...............................................................................................................................................1624 Removal and Installation....................................................................................................................................1625 TROUBLE DIAGNOSES...............................................................................................................................................1626 How to Perform Trouble Diagnoses for Quick and Accurate Repair..............................................................................................1626 Symptom Chart...............................................................................................................................................1627 Fail-safe Remarks...........................................................................................................................................1628 Preliminary Check...........................................................................................................................................1629 Component Parts and Harness Connector Locations.............................................................................................................1630 Schematic...................................................................................................................................................1631 Wiring Diagram..............................................................................................................................................1632 Self-diagnoses..............................................................................................................................................1637 CONSULT Inspection Procedure................................................................................................................................1639 TROUBLE DIAGNOSES FOR SELF-DIAGNOSTIC ITEMS.....................................................................................................................1645 Diagnostic Procedure 1 (Vehicle speed sensor)...............................................................................................................1645 Diagnostic Procedure 2 (Steering angle sensor)..............................................................................................................1646 Diagnostic Procedure 3 (Stop lamp switch)...................................................................................................................1647 Diagnostic Procedure 4 (Vertical G sensor)..................................................................................................................1648 TROUBLE DIAGNOSES FOR SYMPTOMS..................................................................................................................................1649 Diagnostic Procedure 5 (SPORT indicator does not come on when ignition switch is turned on.)................................................................1649 Diagnostic Procedure 6 (Hard or soft feel)..................................................................................................................1651 Diagnostic Procedure 7 (Heavy steering operation during stationary turns)...................................................................................1654 Diagnostic Procedure 8 (Light steering during high-speed operation).........................................................................................1655 TROUBLE DIAGNOSES FOR ACTIVE DAMPER SUSPENSION..................................................................................................................1656 Electrical Component Inspection.............................................................................................................................1656 SERVICE DATA AND SPECIFICATIONS (SDS).......................................................................................................................1658 General Specifications......................................................................................................................................1658 Inspection and Adjustment...................................................................................................................................1658 fe..................................................................................................................................................................1660 QUICK REFERENCE INDEX........................................................................................................................................... 0 TABLE OF CONTENTS...............................................................................................................................................1660 PREPARATION/ACCELERATOR CONTROL SYSTEM..........................................................................................................................1661 Special Service Tool........................................................................................................................................1661 Adjusting Accelerator Wire..................................................................................................................................1662 FUEL SYSTEM.....................................................................................................................................................1663 EXHAUST SYSTEM..................................................................................................................................................1664 foldout.............................................................................................................................................................1666 QUICK REFERENCE INDEX........................................................................................................................................... 0 SUPER MULTIPLE JUNCTION (SMJ)...................................................................................................................................1666 Installation................................................................................................................................................1666 Terminal Arrangement........................................................................................................................................1667 FUSE BLOCK - Junction Box (J/B) Terminal Arrangement............................................................................................................1670 FUSE AND FUSIBLE LINK BOX - Terminal Arrangement................................................................................................................1671 ELECTRICAL UNITS - Terminal Arrangement.........................................................................................................................1672 JOINT CONNECTOR (J/C) - Terminal Arrangement....................................................................................................................1673 gi..................................................................................................................................................................1674 QUICK REFERENCE INDEX........................................................................................................................................... 0 TABLE OF CONTENTS...............................................................................................................................................1674 PRECAUTIONS.....................................................................................................................................................1675 Precautions for Supplemental Restraint System (SRS) "AIR BAG" and "SEAT BELT PRE-TENSIONER".................................................................1675 Precautions for IVIS (Infiniti Vehicle Immobiliser System - NATS)...........................................................................................1675 Precautions of INFINITI Communication (IVCS)................................................................................................................1676 General Precautions.........................................................................................................................................1676 Precautions for Multiport Fuel Injection System or Engine Control System....................................................................................1678 Precautions for Three Way Catalyst..........................................................................................................................1678 Precautions for Engine Oils.................................................................................................................................1679 Precautions for Fuel........................................................................................................................................1680 Precautions for Air Conditioning............................................................................................................................1680 HOW TO USE THIS MANUAL..........................................................................................................................................1681 HOW TO READ WIRING DIAGRAMS.....................................................................................................................................1683 Sample/Wiring Diagram - EXAMPL -............................................................................................................................1683 Description.................................................................................................................................................1685 HOW TO CHECK TERMINAL...........................................................................................................................................1693 Connector and Terminal Pin Kit..............................................................................................................................1693 How to Probe Connectors.....................................................................................................................................1693 How to Check Enlarged Contact Spring of Terminal............................................................................................................1694 Waterproof Connector Inspection.............................................................................................................................1695 Terminal Lock Inspection....................................................................................................................................1695 HOW TO PERFORM EFFICIENT DIAGNOSIS FOR AN ELECTRICAL INCIDENT...................................................................................................1696 Work flow...................................................................................................................................................1696 Incident Simulation Tests...................................................................................................................................1697 Circuit Inspection..........................................................................................................................................1700 HOW TO FOLLOW FLOW CHART IN TROUBLE DIAGNOSES...................................................................................................................1706 How to Follow This Flow Chart...............................................................................................................................1708 CONSULT CHECKING SYSTEM.........................................................................................................................................1709 Function and System Application.............................................................................................................................1709 Lithium Battery Replacement.................................................................................................................................1710 Checking Equipment..........................................................................................................................................1710 Loading Procedure...........................................................................................................................................1710 CONSULT Data Link Connector (DLC) Circuit...................................................................................................................1711 IDENTIFICATION INFORMATION......................................................................................................................................1712 Model Variation.............................................................................................................................................1712 Identification Number.......................................................................................................................................1713 Dimensions..................................................................................................................................................1714 Wheels and Tires............................................................................................................................................1714 LIFTING POINTS AND TOW TRUCK TOWING.............................................................................................................................1715 Preparation.................................................................................................................................................1715 Board-on Lift...............................................................................................................................................1715 Garage Jack and Safety Stand................................................................................................................................1716 2-pole Lift.................................................................................................................................................1717 Tow Truck Towing............................................................................................................................................1717 TIGHTENING TORQUE OF STANDARD BOLTS.............................................................................................................................1719 SAE J1930 TERMINOLOGY LIST......................................................................................................................................1720 SAE J1930 Terminology List..................................................................................................................................1720 ha..................................................................................................................................................................1724 QUICK REFERENCE INDEX........................................................................................................................................... 0 TABLE OF CONTENTS...............................................................................................................................................1724 PRECAUTIONS AND PREPARATION.....................................................................................................................................1725 Supplemental Restraint System (SRS) "AIR BAG" and "SEAT BELT PRE-TENSIONER".................................................................................1725 Precautions for Working with HFC-134a (R-134a)..............................................................................................................1725 General Refrigerant Precautions.............................................................................................................................1726 Precautions for Refrigerant Connection......................................................................................................................1726 Precautions for Servicing Compressor........................................................................................................................1729 Special Service Tools.......................................................................................................................................1730 HFC-134a (R-134a) Service Tools and Equipment...............................................................................................................1731 Precautions for Service Equipment...........................................................................................................................1733 DESCRIPTION.....................................................................................................................................................1735 Refigeration Cycle..........................................................................................................................................1735 V-6 Variable Displacement Compressor........................................................................................................................1736 Component Layout............................................................................................................................................1739 Air Conditioner LAN System..................................................................................................................................1740 Automatic Temperature Control (ATC) System..................................................................................................................1742 Overview of Control System..................................................................................................................................1743 Control Operation...........................................................................................................................................1743 Discharge Air Flow..........................................................................................................................................1745 TROUBLE DIAGNOSES...............................................................................................................................................1747 How to Perform Trouble Diagnoses for Quick and Accurate Repair..............................................................................................1747 Operational Check...........................................................................................................................................1748 Symptom Chart...............................................................................................................................................1751 Self-diagnoses..............................................................................................................................................1752 Preliminary Check...........................................................................................................................................1759 Performance Test Diagnoses..................................................................................................................................1767 Performance Chart...........................................................................................................................................1769 Trouble Diagnoses for Abnormal Pressure.....................................................................................................................1770 Component Location..........................................................................................................................................1773 Circuit Diagram.............................................................................................................................................1775 Wiring Diagram - A/C -......................................................................................................................................1776 Auto Amp. Terminals and Reference Value.....................................................................................................................1781 Main Power Supply and Ground Circuit Check..................................................................................................................1784 Self-diagnosis Circuit......................................................................................................................................1786 Ambient Sensor Circuit......................................................................................................................................1787 In-vehicle Sensor Circuit...................................................................................................................................1790 Intake Sensor Circuit.......................................................................................................................................1793 Sunload Sensor Circuit......................................................................................................................................1794 Mode Door Motor Circuit (LAN)...............................................................................................................................1797 Air Mix Door Motor Circuit (LAN)............................................................................................................................1799 Bi-level Door Motor (LAN)...................................................................................................................................1801 LAN System Circuit..........................................................................................................................................1803 Intake Door Motor Circuit...................................................................................................................................1806 Blower Motor Circuit........................................................................................................................................1810 Magnet Clutch Circuit.......................................................................................................................................1814 Rear Vent Door Motor Circuit................................................................................................................................1820 Control Linkage Adjustment..................................................................................................................................1819 SERVICE PROCEDURES..............................................................................................................................................1821 HFC-134a (R-134a) Service Procedure.........................................................................................................................1821 Maintenance of Lubricant Quantity in Compressor.............................................................................................................1824 Refrigerant Lines...........................................................................................................................................1826 Checking Refrigerant Leaks..................................................................................................................................1827 Compressor Mounting.........................................................................................................................................1830 Belt Tension................................................................................................................................................1830 Fast Idle Control Device (FICD).............................................................................................................................1830 Compressor..................................................................................................................................................1830 Compressor Clutch...........................................................................................................................................1831 Ventilation Air Filter......................................................................................................................................1833 SERVICE DATA AND SPECIFICATIONS (SDS)...........................................................................................................................1835 General Specifications......................................................................................................................................1835 Inspection and Adjustment...................................................................................................................................1835 idx.................................................................................................................................................................1836 QUICK REFERENCE INDEX........................................................................................................................................... 0 lc..................................................................................................................................................................1844 QUICK REFERENCE INDEX........................................................................................................................................... 0 TABLE OF CONTENTS...............................................................................................................................................1844 PRECAUTIONS AND PREPARATION.....................................................................................................................................1845 Liquid Gasket Application Procedure.........................................................................................................................1845 Special Service Tools.......................................................................................................................................1845 ENGINE LUBRICATION SYSTEM.......................................................................................................................................1846 Lubrication Circuit.........................................................................................................................................1846 Oil Pressure Check..........................................................................................................................................1847 Oil Pump....................................................................................................................................................1848 ENGINE COOLING SYSTEM...........................................................................................................................................1851 Cooling Circuit.............................................................................................................................................1851 System Check................................................................................................................................................1851 Water Pump..................................................................................................................................................1852 Thermostat..................................................................................................................................................1854 Radiator....................................................................................................................................................1856 Cooling Fan (Crankshaft driven).............................................................................................................................1860 Cooling Fan (Motor driven)..................................................................................................................................1860 Overheating Cause Analysis..................................................................................................................................1861 SERVICE DATA AND SPECIFICATIONS (SDS)...........................................................................................................................1862 Engine Lubrication System...................................................................................................................................1862 Engine Cooling System.......................................................................................................................................1862 ma..................................................................................................................................................................1863 QUICK REFERENCE INDEX........................................................................................................................................... 0 TABLE OF CONTENTS...............................................................................................................................................1863 PRECAUTIONS AND PREPARATION.....................................................................................................................................1864 Supplemental Restraint System (SRS) "AIR BAG" and "SEAT BELT PRE-TENSIONER".................................................................................1864 Commercial Service Tool.....................................................................................................................................1864 GENERAL MAINTENANCE.............................................................................................................................................1865 PERIODIC MAINTENANCE............................................................................................................................................1867 Schedule 1..................................................................................................................................................1868 Schedule 2..................................................................................................................................................1869 RECOMMENDED FLUIDS AND LUBRICANTS...............................................................................................................................1870 Fluids and Lubricants.......................................................................................................................................1870 SAE Viscosity Number........................................................................................................................................1870 Anti-freeze Coolant Mixture Ratio...........................................................................................................................1871 ENGINE MAINTENANCE..............................................................................................................................................1872 Checking Drive Belts........................................................................................................................................1872 Changing Engine Coolant.....................................................................................................................................1873 Checking Fuel Lines.........................................................................................................................................1874 Changing Fuel Filter........................................................................................................................................1875 Changing Air Cleaner Filter.................................................................................................................................1875 Changing Engine Oil.........................................................................................................................................1876 Changing Oil Filer..........................................................................................................................................1876 Changing Spark Plugs........................................................................................................................................1877 Checking EVAP Vapor Purge Lines.............................................................................................................................1878 CHASSIS AND BODY MAINTENANCE...................................................................................................................................1879 Checking Exhaust System.....................................................................................................................................1879 Checking A/T Fluid..........................................................................................................................................1879 Changing A/T Fluid..........................................................................................................................................1880 Checking Differential Gear Oil..............................................................................................................................1880 Changing Differential Gear Oil..............................................................................................................................1880 Balancing Wheels............................................................................................................................................1881 Tire Rotation...............................................................................................................................................1881 Checking Brake Fluid Level and Leaks........................................................................................................................1881 Checking Brake Lines and Cables.............................................................................................................................1881 Changing Brake Fluid........................................................................................................................................1881 Changing Disc Brake.........................................................................................................................................1882 Checking Steering Gear and Linnkage.........................................................................................................................1882 Checking Power Steering Fluid and Lines.....................................................................................................................1882 Lubricating Locks, Hinges and Hood Latches..................................................................................................................1884 Checking Seat Belts, Buckles, Retractors, Anchors and Adjusters.............................................................................................1884 SERVICE DATA AND SPECIFICATIONS (SDS)...........................................................................................................................1885 Engine Maintenance..........................................................................................................................................1885 Chassis and Body Maintenance................................................................................................................................1885 pd..................................................................................................................................................................1886 QUICK REFERENCE INDEX........................................................................................................................................... 0 TABLE OF CONTENTS...............................................................................................................................................1886 PREPARATION.....................................................................................................................................................1887 Special Service Tools.......................................................................................................................................1887 Commercial Service Tool.....................................................................................................................................1889 NOISE, VIBRATION AND HARSHNESS (NVH) TROUBLESHOOTING............................................................................................................1890 NVH Troubleshooting Chart...................................................................................................................................1890 PROPELLER SHAFT.................................................................................................................................................1891 On-vehicle Service..........................................................................................................................................1891 Removal.....................................................................................................................................................1891 Installation................................................................................................................................................1892 Inspection..................................................................................................................................................1893 Disassembly.................................................................................................................................................1893 Assembly....................................................................................................................................................1894 ON-VEHICLE SERVICE/REMOVAL AND INSTALLATION.....................................................................................................................1895 Front Oil Seal Replacement..................................................................................................................................1895 Side Oil Seal Replacement...................................................................................................................................1895 Removal.....................................................................................................................................................1896 Installation................................................................................................................................................1896 FINAL DRIVE.....................................................................................................................................................1897 DISASSEMBLY.....................................................................................................................................................1898 Pre-inspection..............................................................................................................................................1898 Differential Carrier........................................................................................................................................1898 Differential Case...........................................................................................................................................1900 INSPECTION......................................................................................................................................................1902 Contact Surfaces............................................................................................................................................1902 Bearing.....................................................................................................................................................1902 ADJUSTMENT......................................................................................................................................................1903 Differential Case...........................................................................................................................................1903 Side Bearing Preload........................................................................................................................................1904 Pinion Gear Height and Pinion Bearing Preload...............................................................................................................1905 Tooth Contact...............................................................................................................................................1910 ASSEMBLY........................................................................................................................................................1911 SERVICE DATA AND SPECIFICATIONS (SDS)...........................................................................................................................1915 Propeller Shaft.............................................................................................................................................1915 Final Drive.................................................................................................................................................1915 ra..................................................................................................................................................................1917 QUICK REFERENCE INDEX........................................................................................................................................... 0 TABLE OF CONTENTS...............................................................................................................................................1917 PRECAUTIONS AND PREPARATION.....................................................................................................................................1918 Precautions.................................................................................................................................................1918 Special Service Tools.......................................................................................................................................1918 Commercial Service Tools....................................................................................................................................1919 NOISE, VIBRATION AND HARSHNESS (NVH) TROUBLESHOOTING............................................................................................................1920 NVH Troubleshooting Chart...................................................................................................................................1920 REAR SUSPENSION SYSTEM..........................................................................................................................................1921 ON-VEHICLE SERVICE..............................................................................................................................................1922 Rear Axle and Rear Suspension Parts.........................................................................................................................1922 Rear Wheel Bearing..........................................................................................................................................1923 Rear Wheel Alignment........................................................................................................................................1923 Drive Shaft.................................................................................................................................................1924 REAR AXLE.......................................................................................................................................................1925 Wheel Hub and Axle Housing..................................................................................................................................1925 Drive Shaft.................................................................................................................................................1931 REAR SUSPENSION.................................................................................................................................................1935 Removal and Installation....................................................................................................................................1936 Coil spring and Shock Absorber..............................................................................................................................1937 Multi-link and Lower Ball Joint.............................................................................................................................1938 Stabilizer Bar..............................................................................................................................................1941 SERVICE DATA AND SPECIFICATIONS (SDS)...........................................................................................................................1942 General Specifications......................................................................................................................................1942 Inspection and Adjustment...................................................................................................................................1942 rs..................................................................................................................................................................1943 QUICK REFERENCE INDEX.......................................................................................................................................... 0 TABLE OF CONTENTS...............................................................................................................................................1943 PRECAUTION......................................................................................................................................................1944 Supplemental Restraint System (SRS) "AIR BAG" and "SEAT BELT PRE-TENSIONER".................................................................................1944 SEAT BELTS......................................................................................................................................................1945 Front Seat Belt.............................................................................................................................................1946 Rear Seat Belt..............................................................................................................................................1947 Seat Belt Inspection........................................................................................................................................1949 SUPPLEMENTAL RESTRAINT SYSTEM (SRS).............................................................................................................................1952 Precautions for SRS "AIR BAG" and "SEAT BELT PRE-TENSIONER" Service.........................................................................................1952 Special Service Tools.......................................................................................................................................1952 Description.................................................................................................................................................1953 Seat Belt Pre-tensioner with Load Limiter...................................................................................................................1954 Built-in Type Side air Bag..................................................................................................................................1954 SRS Component Parts Location................................................................................................................................1955 Maintenance Items...........................................................................................................................................1955 Removal and Installation - Diagnosis Sensor Unit, Seat Belt Pre-tensioner and Satellite Sensor..............................................................1957 Removal - Driver Air Bag Module and Spiral Cable............................................................................................................1959 Removal - Front Passenger Air Bag Module....................................................................................................................1960 Removal - Side Air Bag Module (Built-in type)...............................................................................................................1961 Installation - Driver Air Bag Module and Spiral Cable.......................................................................................................1963 Installation - Front Passenger Air Bag Module...............................................................................................................1964 Installation - Side Air Bag Module (Built-in type)..........................................................................................................1964 Disposal of Air Bag Module and Seat Belt Pre-tensioner......................................................................................................1965 TROUBLE DIAGNOSES - Supplemental Restraint System...............................................................................................................1971 Trouble Diagnoses Introduction..............................................................................................................................1971 How to Perform Trouble Diagnoses for Quick and Accurate Repair..............................................................................................1973 Schematic...................................................................................................................................................1975 Wiring Diagram - SRS -......................................................................................................................................1976 Self-diagnosis..............................................................................................................................................1979 Trouble Diagnoses for Air Bag Warning Lamp..................................................................................................................1997 Trouble Diagnoses for Seat Belt Pre-tensioner Warning lamp..................................................................................................1999 COLLISION DIAGNOSIS.............................................................................................................................................2001 st..................................................................................................................................................................2005 QUICK REFERENCE INDEX........................................................................................................................................... 0 TABLE OF CONTENTS...............................................................................................................................................2005 PRECAUTIONS AND PREPARATION.....................................................................................................................................2006 Supplemental Restraint System (SRS) "AIR BAG" and "SEAT BELT PRE-TENSIONER".................................................................................2006 Precautions for Steering System.............................................................................................................................2006 Special Service Tools.......................................................................................................................................2006 Commercial Service Tools....................................................................................................................................2008 NOISE, VIBRATION AND HARSHNESS (NVH) TROUBLESHOOTING............................................................................................................2009 NVH Troubleshooting Chart...................................................................................................................................2009 ON-VEHICLE SERVICE..............................................................................................................................................2010 Checking Steering Wheel Play................................................................................................................................2010 Checking Neutral Position on Steering Wheel.................................................................................................................2010 Front Wheel Turning Angle...................................................................................................................................2010 Checking Gear Housing Movement..............................................................................................................................2011 Adjusting Rack Retainer.....................................................................................................................................2011 Checking and Adjusting Drive Belts (For power steering).....................................................................................................2011 Checking Fluid Level........................................................................................................................................2011 Checking Fluid Leakage......................................................................................................................................2012 Bleeding Hydraulic System...................................................................................................................................2012 Checking Steering Wheel Turning Force (for power steering)..................................................................................................2013 Checking Hydraulic System...................................................................................................................................2013 STEERING WHEEL AND STEERING COLUMN..............................................................................................................................2015 Removal.....................................................................................................................................................2015 Installation................................................................................................................................................2016 Disassembly and Assembly....................................................................................................................................2017 Inspection..................................................................................................................................................2018 POWER STEERING GEAR AND LINKAGE.................................................................................................................................2019 Removal and Installation....................................................................................................................................2019 Disassembly.................................................................................................................................................2022 Inspection..................................................................................................................................................2022 Assembly....................................................................................................................................................2024 Adjustment..................................................................................................................................................2029 POWER STEERING OIL PUMP.........................................................................................................................................2031 Pre-disassembly Inspection..................................................................................................................................2031 Disassembly.................................................................................................................................................2031 Inspection..................................................................................................................................................2032 Assembly....................................................................................................................................................2032 TWIN ORIFICE POWER STEERING SYSTEM..............................................................................................................................2034 Hydraulic Circuit...........................................................................................................................................2034 Wiring Diagram..............................................................................................................................................2035 TWIN ORIFICE POWER STEERING SYSTEM - Trouble Diagnoses..........................................................................................................2037 Precautions.................................................................................................................................................2037 Diagnostic Procedure........................................................................................................................................2038 Control Unit Inspection Table...............................................................................................................................2041 SERVICE DATA AND SPECIFICATIONS (SDS)...........................................................................................................................2042 General Specifications......................................................................................................................................2042 Inspection and Adjustment...................................................................................................................................2042
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DESCRIPTION:
1999 INFINITI Q45 FY33 Series Service Manual PDF DOWNLOAD
FOREWORD
- This manual contains maintenance and repair procedures for the 1999 INFINITI Q45.
- In order to assure your safety and the efficient functioning of the vehicle, this manual should be read thoroughly.
- It is especially important that the PRECAUTIONS in the GI section be completely understood before starting any repair task.
- All information in this manual is based on the latest product information at the time of publication. The right is reserved to make changes in specifications and methods at any time without notice.
Important Safety Notice:
- The proper performance of service is essential for both the safety of the technician and the efficient functioning of the vehicle.
- The service methods in this Service Manual are described in such a manner that the service may be performed safely and accurately.
- Service varies with the procedures used, the skills of the technician and the tools and parts available.
- Accordingly, anyone using service procedures, tools or parts which are not specifically recommended by INFINITI must first completely satisfy himself that neither his safety nor the vehicle’s safety will be jeopardized by the service method selected.
PLEASE NOTE:
- This is the same manual used by the dealers to diagnose and troubleshoot your vehicle
- You will be directed to the download page as soon as the purchase is completed. The whole payment and downloading process will take anywhere between 2-5 minutes
- Need any other service / repair / parts manual, please feel free to contact [email protected] . We still have 50,000 manuals unlisted
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